Subtract 60/50 from 42/36
1st number: 1 6/36, 2nd number: 1 10/50
42/36 - 60/50 is -1/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 50 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 36 × 25 = 900,
42/36 = 42 × 25/36 × 25 = 1050/900 - Likewise, for the 2nd fraction, since 50 × 18 = 900,
60/50 = 60 × 18/50 × 18 = 1080/900 - Subtract the two like fractions:
1050/900 - 1080/900 = 1050 - 1080/900 = -30/900 - After reducing the fraction, the answer is -1/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/36-60/50 42/72-60/50